Flagella is an unique structure that presents in appropriate half of bacillus,few coccus,and all of spirilla and vibrio.

鞭毛是细菌的一种特殊结构,约半数的杆菌、极少数球菌和所有的螺旋菌及弧菌都有鞭毛。

Short rod bacteria and spirillum were dominant in the denitrifying reactor.While cocci were the dominant bacteria in the nitrifying reactor.

于脱硝槽中是以短杆菌和弯曲杆菌为优势菌，而于硝化槽中则是以球菌为主要的优势菌。